# -*- coding: utf-8 -*-
# Part of Odoo. See LICENSE file for full copyright and licensing details.

from odoo import api, fields, models, _
from odoo.exceptions import AccessError


class ChannelPartner(models.Model):
    _name = 'mail.channel.partner'
    _description = 'Listeners of a Channel'
    _table = 'mail_channel_partner'
    _rec_name = 'partner_id'

    custom_channel_name = fields.Char('Custom channel name')
    partner_id = fields.Many2one('res.partner', string='Recipient', ondelete='cascade')
    partner_email = fields.Char('Email', related='partner_id.email', readonly=False)
    channel_id = fields.Many2one('mail.channel', string='Channel', ondelete='cascade')
    fetched_message_id = fields.Many2one('mail.message', string='Last Fetched')
    seen_message_id = fields.Many2one('mail.message', string='Last Seen')
    fold_state = fields.Selection([('open', 'Open'), ('folded', 'Folded'), ('closed', 'Closed')], string='Conversation Fold State', default='open')
    is_minimized = fields.Boolean("Conversation is minimized")
    is_pinned = fields.Boolean("Is pinned on the interface", default=True)

    @api.model_create_multi
    def create(self, vals_list):
        """Similar access rule as the access rule of the mail channel.

        It can not be implemented in XML, because when the record will be created, the
        partner will be added in the channel and the security rule will always authorize
        the creation.
        """
        if not self.env.is_admin():
            for vals in vals_list:
                if 'channel_id' in vals:
                    channel_id = self.env['mail.channel'].browse(vals['channel_id'])
                    if not channel_id._can_invite(vals.get('partner_id')):
                        raise AccessError(_('This user can not be added in this channel'))
        return super(ChannelPartner, self).create(vals_list)

    def write(self, vals):
        if not self.env.is_admin():
            if {'channel_id', 'partner_id', 'partner_email'} & set(vals):
                raise AccessError(_('You can not write on this field'))
        return super(ChannelPartner, self).write(vals)